Finance Systems Engineer (Tax)

Location: San Francisco, CA or Seattle, WA, with staff expected to work from an office at least 25% of the time.

Annual salary: $205,000–$270,000 USD

Company

Anthropic is a public benefit corporation building reliable, interpretable, and steerable AI systems designed to be safe and beneficial.

What you will do

• Own tax-related changes in the billing codebase and billing-to-tax-engine integrations, including withholding tax requirements.
• Lead AP tax engine implementation across ERP-connected purchasing flows, including migration, integration pipelines, reconciliation, e-invoicing, and go-live validation.
• Build tax products and internal tooling for reconciliations, tax provision, research credits, transfer pricing, withholding, exemptions, and data validation.
• Own production connections between the tax stack and data infrastructure, including central ingestion flows.
• Develop SOX-aware IPE, control-total, source-to-target tie-out, and audit-evidence tooling.
• Partner with Tax, Billing Engineering, Data Platform, Treasury, Product, vendors, and auditors to optimize and maintain the tax technology stack.

Requirements

• Production integration experience with billing platforms, ERPs, enterprise tax systems, or finance systems.
• Working knowledge of at least one tax technology domain, such as indirect tax, corporate tax provision, withholding, research credits, or transfer pricing.
• Production-grade Python development skills with testing and code-review discipline, plus SQL proficiency for end-to-end reconciliation and validation.
• Experience operating SOX-aware data flows, IPE, control totals, or documented and testable pipelines.
• Bachelor’s degree or equivalent education, training, or experience.
• Ability to work independently and collaborate directly with vendors, auditors, engineers, and tax professionals.

Nice to have

• 7+ years of experience in tax technology, finance systems engineering, or a related field.
• Experience with shared production codebases, dbt, BigQuery, warehouse engineering, or analytics engineering.
• Experience across multiple tax domains, internal tools for non-technical users, UAT, change management, or vendor-system handoffs.
• Experience applying LLMs or AI to finance and tax workflows, including novel applications of Claude.
• Marketplace, usage-based, or platform billing experience.

Culture & Benefits

• Collaborative work across research, engineering, policy, finance, tax, and product functions.
• Flexible working hours and a hybrid office policy.
• Competitive compensation with optional equity donation matching.
• Generous vacation and parental leave.
• Office space designed for collaboration and frequent research discussions.
• Immigration lawyer support and visa sponsorship consideration for eligible offers.

Hiring process

• Candidate AI usage is governed by Anthropic’s application-process guidance.
• Visa sponsorship is evaluated based on the role and candidate, with reasonable immigration support available when an offer is made.